     .navbar {
         display: flex;
         justify-content: center;
         align-items: center;
         height: 80px;
         background-color: #fff;
         box-shadow: 0px 2px 4px rgba(0, 0, 0, 0.1);
     }
     
     .navbar-container {
         display: flex;
         justify-content: space-between;
         /* 保持原有元素间的间距 */
         /* justify-content: center; */
         align-items: center;
         width: 1053px;
         margin: 0 auto;
     }
     
     .logo {
         display: flex;
         justify-content: center;
         align-items: center;
         margin-right: 20px;
     }
     
     .navbar-menu {
         display: flex;
         justify-content: center;
         align-items: center;
         list-style: none;
         margin: 0;
         padding: 0;
     }
     
     .navbar-menu li {
         margin: 0 20px;
     }
     
     .navbar-menu li a {
         position: relative;
         text-decoration: none;
         color: #000;
         font-size: large;
         font-weight: bold;
         text-align: center;
     }
     
     .navbar-menu li a::after {
         content: "";
         position: absolute;
         left: 0;
         bottom: -2px;
         width: 100%;
         height: 2px;
         background-color: transparent;
         transition: background-color 0.3s;
     }
     
     .navbar-menu li a:hover::after,
     .navbar-menu li a.active::after {
         background-color: green;
     }
     
     .empty-box {
         width: 232px;
         height: 156px;
         margin-top: 20px;
         display: flex;
         justify-content: center;
         align-items: center;
     }
     
     .empty-box img {
         max-width: 245%;
         max-height: 73%;
         object-fit: contain;
     }
     
     .search-box {
         position: absolute;
         right: 0;
     }
     
     .search-box input[type="text"] {
         width: 200px;
         height: 30px;
         padding: 5px;
         border: none;
         border-radius: 5px;
         box-shadow: 0px 2px 4px rgba(0, 0, 0, 0.1);
         margin-right: 10px;
     }
     
     .search-box button[type="submit"] {
         width: 80px;
         height: 30px;
         background-color: green;
         color: #fff;
         border: none;
         border-radius: 5px;
         cursor: pointer;
         box-shadow: 0px 2px 4px rgba(0, 0, 0, 0.1);
         transition: background-color 0.3s;
     }
     
     .search-box button[type="submit"]:hover {
         background-color: darkgreen;
     }